stabilize or_patterns

compiler/rustc_codegen_llvm/src/lib.rs

@@ -11,7 +11,7 @@
 #![feature(extern_types)]
 #![feature(in_band_lifetimes)]
 #![feature(nll)]
-#![feature(or_patterns)]
+#![cfg_attr(bootstrap, feature(or_patterns))]
 #![recursion_limit = "256"]
 
 use back::write::{create_informational_target_machine, create_target_machine};